How does biological activity cause mechanical weathering

biological weathering isn't really a process, but living organisms can cause both mechanical and chemical weathering to occur.

explanation:

for example: tree roots can grow into fractures in a rock and pry the rock apart, causing mechanical fracturing. moss and fungus can also grow onto a rock.

coral.

explanation:

coral. many marine organisms that produce calcium carbonate shells or skeletons are negatively impacted by increasing co2 levels and decreasing ph in seawater.

narendra modi is currently the pm of india

explanation: